OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 example_test.go	462 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 fs.go	9.17 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 fs_test.go	847 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 glob.go	3.13 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 glob_test.go	2.52 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readdir.go	1.79 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readdir_test.go	2.23 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readfile.go	1.78 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 readfile_test.go	1.55 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat.go	797 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 stat_test.go	949 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sub.go	3.61 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sub_test.go	1.5 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 walk.go	4.52 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 walk_test.go	3.21 KB	12/01/2022 06:12:59 PM	rw-r--r--

Editing: readfile_test.go

// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package fs_test

import (
	. "io/fs"
	"testing"
	"testing/fstest"
	"time"
)

var testFsys = fstest.MapFS{
	"hello.txt": {
		Data:    []byte("hello, world"),
		Mode:    0456,
		ModTime: time.Now(),
		Sys:     &sysValue,
	},
	"sub/goodbye.txt": {
		Data:    []byte("goodbye, world"),
		Mode:    0456,
		ModTime: time.Now(),
		Sys:     &sysValue,
	},
}

var sysValue int

type readFileOnly struct{ ReadFileFS }

func (readFileOnly) Open(name string) (File, error) { return nil, ErrNotExist }

type openOnly struct{ FS }

func TestReadFile(t *testing.T) {
	// Test that ReadFile uses the method when present.
	data, err := ReadFile(readFileOnly{testFsys}, "hello.txt")
	if string(data) != "hello, world" || err != nil {
		t.Fatalf(`ReadFile(readFileOnly, "hello.txt") = %q, %v, want %q, nil`, data, err, "hello, world")
	}

// Test that ReadFile uses Open when the method is not present.
	data, err = ReadFile(openOnly{testFsys}, "hello.txt")
	if string(data) != "hello, world" || err != nil {
		t.Fatalf(`ReadFile(openOnly, "hello.txt") = %q, %v, want %q, nil`, data, err, "hello, world")
	}

// Test that ReadFile on Sub of . works (sub_test checks non-trivial subs).
	sub, err := Sub(testFsys, ".")
	if err != nil {
		t.Fatal(err)
	}
	data, err = ReadFile(sub, "hello.txt")
	if string(data) != "hello, world" || err != nil {
		t.Fatalf(`ReadFile(sub(.), "hello.txt") = %q, %v, want %q, nil`, data, err, "hello, world")
	}
}